Software

TR Newsportal - A modified version of the open source Newsportal Usenet-Web gateway.
http://www.newsportal.one.pl/

NewsWolf - Desktop application to search for public news servers.
http://www.netwu.com/newswolf/

Ikbin - Open source, PHP/MYSQL based software for binary newsgroup indexing and NZB file creation. Also includes a search engine.
http://sourceforge.net/projects/ikbin/

WebNews - A web-based, open source, multi-user CGI news reader written in Perl. Also works with Apache and with mod_perl.
http://sourceforge.net/projects/webnews

nntp//rss - Enables RSS feeds to be read with NNTP newsreaders. Open source software, requires the Java Runtime Environment.
http://www.methodize.org/nntprss/

PHP News Reader - An open source Web-based news client.
http://pnews.urdada.net/

Par2.net - Information and downloads for tools for handling par and par2 archives. Par and Par2 are file formats used for sending files via Usenet.
http://www.par2.net/

Usenet4Free - Perl-based GPL gateway between Usenet and the Web.
http://usenetweb.sourceforge.net/

OSSP: lmtp2nntp - Open source local mail transfer protocol service for use in conjunction with a Mail Transfer Agent (MTA) like Sendmail or Postfix, providing a real-time mail to news gateway.
http://www.ossp.org/pkg/tool/lmtp2nntp/

Ninan - Open source binary news downloading program. Once installed, Ninan is controlled through a web browser even if it is on a local file system. Requires Java, runs on Unix and Windows.
http://www.ninan.org/

Juta - Usenet Traffic Analyzer - Command line tools to process Usenet postings, including generating statistics. Open source under GNU GPL.
http://schmidt.devlib.org/software/juta.html

TurboZen.com: yEnc TZ - Open source utility that decodes files in yEnc, UUencode and Base 64 formats widely used on binary newsgroups. Versions available for Mac OS 7, 8, 9, and X as well as Motorola 68K based Macintosh computers.
http://www.turbozen.com/mac/yenc/

Unison - A freeware java-based read-only NNTP client that downloads messages for later social network analysis. It can preview the generated network between posters of messages and save to CSV or Pajek formats.
http://unison.sleonard.co.uk/

yDecode - Acts as a proxy server and decodes yEnc and multipart posts for newsreaders such as Outlook Express that do not support this encoding format. Requires registration. Also distributes Easy Post, a freeware binary poster for Windows.
http://www.ydecode.com/

Usenet-Web 1.0.2 - A free Usenet permanent archiving and web presentation tool written in Perl.
http://www.snowhare.com/utilities/usenet-web/

News::Gateway - Open source Perl module for mail to news and news to mail gatewaying, robomoderation, and human moderation support.
http://www.eyrie.org/~eagle/software/gateway/

Kleinvaag's Post Assistant - A freeware utility for Windows that creates a SFV file, a .nfo file including track list and a Winamp playlist file all in once.
http://www.xs4all.nl/~mfaas/

Parchive: Parity Archive Tool - Main development site for software to handle the PAR and PAR2 archive formats. Contains the file format specification, graphical clients, information for those who want to contribute to the PAR software, forums and announcements.
http://parchive.sourceforge.net/

Usenet Resource Downloader - Point-and-click Web-based binary download manager licensed under the GNU GPL. It uses a database (e.g. MySQL) to store all information and aggregates articles into sets, making possible to download a whole set at once.
http://www.urdland.com/

TechSono Engineering, Inc. - Has several shareware applications specialized in binary newsgroups for Windows and Mac OS X, such as NZB client software, yEnc, RAR, and PAR decoders or a picture downloader.
http://www.techsono.com/

W3news - A flexible CGI tool that implements a Usenet newsreader through HTML pages. GPL'ed. Has been tested on GNU/Linux.
http://www.aei.mpg.de/~peekas/w3news/

yProxy - Acts as a proxy that converts UUencode to yEnc and supports SSL encryption; includes a configuration wizard for Outlook Express and Windows Mail. A freeware version with limited features is also available.
http://www.yproxy.com/

Paingwin's NNTP Server Checker - Source code for an application that searches for Usenet servers.
http://paing.sourceforge.net/

NewsPortal - Open source PHP script that enables access to a newsserver (by NNTP) from a webpage. It allows to combine web-forums and newsgroups.
http://amrhein.eu/newsportal/

UUDeview - Open source tool that includes both and encoder and a decoder able to handle Base64, BinHex, UUencode, XXencode and yEnc formats. Versions for GNU/Linux, Mac OS X, Windows and DOS are available.
http://www.fpx.de/fp/Software/UUDeview/

NNTPspider - A cross platform, open source application written in Perl which searches public news servers.
http://nntpspider.berlios.de/